code: def download_oxford_flowers(root: str):
      """
      Download the Oxford Pets dataset archives and expand them
      in the folder provided as parameter
      """
      url_folder = "https://www.robots.ox.ac.uk/~vgg/data/flowers/102/"
      download_and_extract_archive(
          url_folder + "102flowers.tgz", download_root=root
      )
      for url_file in ["imagelabels.mat", "setid.mat"]:
          download_url(url_folder + url_file, root)
  
file_path: vissl/extra_scripts/datasets/create_oxford_flowers_data_files.py
imports: import argparse
  import os
  import shutil
  import numpy
  import scipy.io
  from tqdm import tqdm
  from vissl.utils.download import download_and_extract_archive, download_url
label_desc: Use image node_id 2 for calling a global function with example usage: download_oxford_flowers(root) without return types